Therapeutic device



FIG. 1 is a front elevation view of a therapeutic device showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is an end view thereof;

FIG. 5 is an opposite end view thereof; and

FIG. 6 is a rear elevation view thereof. 

The ornamental design for a therapeutic device, substantially as shown and described. 